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    • 101. 发明申请
    • METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL
    • 用于处理音频信号的方法和装置
    • US20100284551A1
    • 2010-11-11
    • US12811344
    • 2008-12-31
    • Hyen-O OhYang Won Jung
    • Hyen-O OhYang Won Jung
    • H04B1/00
    • G10L19/008G11B20/00992G11B2020/10546H04S3/008H04S2420/03
    • A method of processing an audio signal is disclosed. The present invention includes receiving a downmix signal including at least one object signal and object information extracted when the downmix signal is generated, receiving mix information including mode selection information, the mix information for controlling the object signal, bypassing the downmix signal or extracting a background object and at least one independent object from the downmix signal, based on the mode selection information, and if the downmix signal is bypassed, generating multi-channel information using the object information and the mix information, indicating which one of modes including a normal mode, a mode for controlling the background object, and a mode for controlling the at least one independent object.
    • 公开了一种处理音频信号的方法。 本发明包括接收包括至少一个对象信号的下混信号和产生下混合信号时提取的对象信息,接收包括模式选择信息的混合信息,用于控制对象信号的混合信息,绕过下混信号或提取背景 对象和至少一个独立的对象,根据模式选择信息,并且如果旁路信号被旁路,则使用对象信息和混合信息生成多声道信息,指示包括正常模式的哪种模式 ,用于控制背景对象的模式,以及用于控制至少一个独立对象的模式。
    • 102. 发明申请
    • METHOD AND AN APPARATUS FOR PROCESSING A SIGNAL
    • 方法和处理信号的装置
    • US20100284550A1
    • 2010-11-11
    • US12811329
    • 2008-12-31
    • Hyen-O OhYang Won Jung
    • Hyen-O OhYang Won Jung
    • H04B1/00
    • G10L19/008H04S2420/03
    • An apparatus for processing a signal and method thereof are disclosed. The present invention includes receiving a downmix signal generated from a plural-channel signal, mix information and phase shift information on the plural-channel signal, upmixing the downmix signal into the plural-channel signal by applying the mix information to the downmix signal, and generating an original plural-channel signal by shifting a phase of at least one channel of the plural-channel signal based on the phase shift information. According to the present invention compensate a reconstructed original plural-channel signal using compensation information (phase shift information), thereby compensating a phase or a gain lost in the plural-channel signal reconstructed by upmixing using mix information.
    • 公开了一种处理信号的装置及其方法。 本发明包括接收从多声道信号产生的降混信号,对多声道信号的混合信息和相移信息,通过将混音信息应用于降混信号将下混合信号上混合成多声道信号;以及 通过基于相移信息移位多信道信号中的至少一个信道的相位来产生原始多信道信号。 根据本发明,使用补偿信息(相移信息)对重建的原始多信道信号进行补偿,从而补偿使用混合信息通过上混重构的多信道信号中的相位或增益损失。
    • 103. 发明申请
    • METHOD AND AN APPARATUS FOR PROCESSING A SIGNAL
    • 方法和处理信号的装置
    • US20100274557A1
    • 2010-10-28
    • US12743327
    • 2008-11-21
    • Hyen-O OhYang Won Jung
    • Hyen-O OhYang Won Jung
    • G10L19/00
    • H04N21/435G10L19/008G10L19/025G10L19/18G10L21/038H04N21/234309H04N21/235H04N21/2383H04N21/6377H04N21/658H04N21/8106H04N21/8133
    • A method of processing a signal is disclosed. The present invention includes receiving extension information and at least one downmix signal of a first downmix signal decoded by a audio coding scheme and a second downmix signal decoded by a speech coding scheme; determining an extension base signal corresponding to a partial region of the downmix signal based on the extension information; and generating an extended downmix signal having a bandwidth extended by reconstructing a high frequency region signal using the extension base signal and the extension information. According to a signal processing method and apparatus of the present invention, signal corresponding to a partial frequency region of the downmix signal is used as the extension base signal. Therefore, the high frequency region of the downmix signal is reconstructed by using the extension base signal having variable bandwidth.
    • 公开了处理信号的方法。 本发明包括接收由音频编码方案解码的第一下混合信号和由语音编码方案解码的第二降混信号的扩展信息和至少一个下混合信号; 基于所述扩展信息确定与所述降混信号的部分区域相对应的扩展基础信号; 以及通过使用所述扩展基础信号和所述扩展信息来生成具有扩展的扩展缩混信号,所述扩频缩混信号通过重建高频区域信号而被扩展。 根据本发明的信号处理方法和装置,将与降混信号的分频区域对应的信号用作扩展基本信号。 因此,通过使用具有可变带宽的扩展基础信号来重构降混信号的高频区域。
    • 105. 发明申请
    • METHOD AND AN APPARATUS FOR DECODING AN AUDIO SIGNAL
    • 用于解码音频信号的方法和装置
    • US20100198602A1
    • 2010-08-05
    • US12695728
    • 2010-01-28
    • Hyen-O OhYang Won Jung
    • Hyen-O OhYang Won Jung
    • G06F17/00
    • G10L19/20G10L19/008G10L19/167H04S2420/03
    • The present invention relates to an apparatus for processing an audio signal and method thereof. The present invention includes receiving a downmix signal comprising plural objects, and a bitstream including object information and downmix gain information, obtaining level guide flag information for all frames indicating whether level guide information is present in the bitstream, obtaining the level guide information representing a limitation of object level applied to at least one object of the plural objects, from the bitstream, based on the level guide flag information, receiving mix information, generating modified mix information by modifying the mix information based on the level guide information and the downmix gain information, and generating at least one of downmix processing information and multi-channel information based on the modified mix information and the object information, wherein the mix information is estimated using object level for at least one object of the plural objects, and wherein the object information and the downmix gain information are determined when the downmix signal is generated.Accordingly, the present invention is able to prevent distortion of a sound quality according to panning and/or gain adjustment in a manner of providing a limited rage for the panning and/or gain adjustment.
    • 本发明涉及一种用于处理音频信号的装置及其方法。 本发明包括接收包括多个对象的下混信号,以及包括对象信息和下混增益信息的比特流,获取指示比特流中是否存在电平指导信息的所有帧的电平指示标志信息,获得表示限制的电平指南信息 根据电平指示标志信息,接收混合信息,通过基于电平指导信息和下混增益信息修改混合信息来产生修改的混合信息,从而从比特流中应用于多个对象中的至少一个对象的对象级别 并且基于所述修改的混合信息和所述对象信息来生成下混处理信息和多信道信息中的至少一个,其中使用所述多个对象中的至少一个对象的对象级别来估计所述混合信息,并且其中所述对象信息 并确定下混增益信息 en生成降混信号。 因此,本发明能够以提供用于摇摄和/或增益调整的有限愤怒的方式,根据平移和/或增益调整来防止声音质量的变形。
    • 109. 发明申请
    • METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL
    • 用于处理音频信号的方法和装置
    • US20100142731A1
    • 2010-06-10
    • US12632334
    • 2009-12-07
    • Hyen-O OHYang Won Jung
    • Hyen-O OHYang Won Jung
    • H04B1/00
    • G10L19/008G10L19/20H04S2400/03H04S2400/09H04S2420/03
    • A method of processing an audio signal, comprising: receiving a downmix signal, a residual signal and object information; extracting at least one of a background-object signal and a foreground-object signal from the downmix signal using the residual signal; receiving mix information comprising gain control information for the background-object signal; generating a downmix processing information based on the object information and the mix information; and, generating a processed downmix signal comprising a modified background-object signal to which an adjusted gain corresponding to the gain control information is applied, by applying the downmix processing information to the at least one of the background-object signal and the foreground-object signal is disclosed.
    • 一种处理音频信号的方法,包括:接收下混合信号,残差信号和对象信息; 使用剩余信号从所述下混信号中提取背景对象信号和前景对象信号中的至少一个; 接收包括所述背景对象信号的增益控制信息的混合信息; 基于对象信息和混合信息生成下混处理信息; 并且通过将所述下混合处理信息应用于所述背景对象信号和所述前景对象中的至少一个,生成经修正的下混合信号,所述经修改的背景对象信号包括与所述增益控制信息相对应的经调整的增益, 信号被公开。
    • 110. 发明申请
    • METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL
    • 用于处理音频信号的方法和装置
    • US20100017003A1
    • 2010-01-21
    • US12503456
    • 2009-07-15
    • Hyen O OHYang Won Jung
    • Hyen O OHYang Won Jung
    • G06F17/00
    • G11B20/10G06F3/00G06F3/01G10L19/008G10L19/167G10L19/20H04S7/30H04S7/40
    • An apparatus for processing an audio signal and method thereof are disclosed. The apparatus comprises an information receiving unit receiving a downmix signal including and a plurality of preset informations; an external preset information receiving unit receiving a plurality of external preset informations being inputted from external; an external preset applying-determining unit determining whether the plurality of the external preset informations applies to the downmix signal; an external preset information selecting unit selecting one external preset information, if the plurality of external preset informations is selected; and a rendering unit controlling the object by applying the external preset information to the all data regions.Accordingly, an audio signal can be efficiently reconstructed by individually selecting and applying external preset information by a data region unit or by selecting and applying the same external preset information to a whole downmix signal. And, feedback information can be received from a user by displaying an object adjusted by having external preset rendering parameter applied thereto on a screen, according to a characteristic of an audio source.
    • 公开了一种用于处理音频信号的装置及其方法。 该装置包括:信息接收单元,接收包含多个预置信息的下混信号; 接收从外部输入的多个外部预设信息的外部预设信息接收单元; 外部预置应用确定单元,确定所述多个外部预设信息是否适用于所述降混信号; 如果选择了多个外部预设信息,则外部预设信息选择单元选择一个外部预设信息; 以及渲染单元,通过将外部预设信息应用于所有数据区域来控制对象。 因此,通过数据区域单元单独选择和应用外部预设信息或者通过选择和应用相同的外部预设信息到整个降混信号,可以有效地重构音频信号。 并且,可以根据音频源的特征,通过显示通过在屏幕上施加了外部预设渲染参数而调整的对象,从用户接收反馈信息。